AISI 304 Stainless Steel vs. SAE-AISI 1132 Steel
Both AISI 304 stainless steel and SAE-AISI 1132 steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is AISI 304 stainless steel and the bottom bar is SAE-AISI 1132 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 360 | |
| 190 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 8.0 to 43 | |
| 14 to 18 |
| Fatigue Strength, MPa | 210 to 440 | |
| 240 to 380 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Shear Strength, MPa | 400 to 690 | |
| 400 to 440 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 1180 | |
| 640 to 720 |
| Tensile Strength: Yield (Proof), MPa | 230 to 860 | |
| 350 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 710 | |
| 400 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1460 |
| Melting Onset (Solidus), °C | 1400 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 16 | |
| 51 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 1.9 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 1.4 |
| Embodied Energy, MJ/kg | 43 | |
| 19 |
| Embodied Water, L/kg | 150 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 86 to 250 | |
| 93 to 97 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 1870 | |
| 330 to 940 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 21 to 42 | |
| 23 to 25 |
| Strength to Weight: Bending, points | 20 to 32 | |
| 21 to 23 |
| Thermal Diffusivity, mm2/s | 4.2 | |
| 14 |
| Thermal Shock Resistance, points | 12 to 25 | |
| 19 to 22 |
Alloy Composition
| Carbon (C), % | 0 to 0.080 | |
| 0.24 to 0.34 |
| Chromium (Cr), % | 18 to 20 | |
| 0 |
| Iron (Fe), % | 66.5 to 74 | |
| 97.8 to 98.3 |
| Manganese (Mn), % | 0 to 2.0 | |
| 1.4 to 1.7 |
| Nickel (Ni), % | 8.0 to 10.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0.080 to 0.13 |